GridWars a GeometryWars:RE BlitzMax experiment

GridWars - kinda like Geometry Wars RE

See here (code & exe included)
http://www.yakyak.org/viewtopic.php?p=790227#790227

Edit: Updated to 1.4 (Jan 31st) (see history.bmx for info)
http://www.incitti.com/Blitz/GridWars14.zip

F3 toggles gridlines on/off